This page explains how Santiago Echeverri (USATT# 222345)'s rating went from 1491 to 1413 at the Texas Table Tennis Training Center event from 22 Sep 2022. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.